Compatible with select EF Canon lenses
Use with your existing fixed focal length L-series lenses and EF-mount camera for optimum aperture size, autofocus speed and durability.
Maximize existing lens capability
Increase your focal length by up to 40% with a 1.4x zoom for improved clarity and focus over greater distances. Also reduces aperture size by 1 stop.
Faster capture speeds with built-in microcomputer
Functions seamlessly across camera body, lens and extender enabling swift lens response times and sharp picture quality, even when photographing moving subjects.
Resists scratches and damage
Fluorine coating repels finger prints and light dust and makes the lens easier to clean.
Comes with lens cap, rear lens dust cap and case.
Will not autofocus unless existing lens has aperture of f/5.6 or greater.